package com.ws.mbp.springsecuritydemo.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.ws.mbp.springsecuritydemo.bean.Users;
import org.apache.ibatis.annotations.Select;

import java.util.Optional;

public interface UsersMapper extends BaseMapper<Users> {
    Optional<Users> findByUsername(String username);
}
